[PATCH 1/32] [TIPC] Improved tolerance to promiscuous mode interface
From: Per Liden <hidden>
Date: 2006-06-22 13:59:51
Subsystem:
networking [general], the rest, tipc network layer · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds, Jon Maloy
From: Jon Maloy <redacted> Signed-off-by: Jon Maloy <redacted> Signed-off-by: Per Liden <redacted> --- net/tipc/eth_media.c | 20 +++++++++++--------- 1 files changed, 11 insertions(+), 9 deletions(-)
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c
index 7a25278..b646619 100644
--- a/net/tipc/eth_media.c
+++ b/net/tipc/eth_media.c@@ -98,17 +98,19 @@ static int recv_msg(struct sk_buff *buf, u32 size; if (likely(eb_ptr->bearer)) { - size = msg_size((struct tipc_msg *)buf->data); - skb_trim(buf, size); - if (likely(buf->len == size)) { - buf->next = NULL; - tipc_recv_msg(buf, eb_ptr->bearer); - } else { - kfree_skb(buf); + if (likely(!dev->promiscuity) || + !memcmp(buf->mac.raw,dev->dev_addr,ETH_ALEN) || + !memcmp(buf->mac.raw,dev->broadcast,ETH_ALEN)) { + size = msg_size((struct tipc_msg *)buf->data); + skb_trim(buf, size); + if (likely(buf->len == size)) { + buf->next = NULL; + tipc_recv_msg(buf, eb_ptr->bearer); + return TIPC_OK; + } } - } else { - kfree_skb(buf); } + kfree_skb(buf); return TIPC_OK; }
--
1.4.0